<template>
    <div class="index">
        <div class="container">
            <div class="swiper-box">
                <!-- 导航菜单 -->
                <div class="nav-menu">
                    <ul class="menu-wrap">
                        <li class="menu-item">
                          <a href="JavaScript:;">手机 电话卡</a> 
                          <div class="children">
                            <ul v-for="(item,i) in menuList" :key="i">
                              <li v-for="(sub,j) in item" :key="j">
                                <a v-bind:href="sub?'/#/product/'+sub.id:''">
                                  <img v-bind:src="sub?sub.img: '/imgs/item-box-1.png'" alt="">
                                  {{sub?sub.name:'小米9'}}
                                </a>
                              </li>
                            </ul>
                          </div> 
                        </li>
                        <li class="menu-item">
                          <a href="javascript:;">电视 盒子</a>
                        </li>
                        <li class="menu-item">
                          <a href="javascript:;">笔记本 平板</a>
                        </li>
                        <li class="menu-item">
                          <a href="javascript:;">家电 插线板</a>
                        </li>
                        <li class="menu-item">
                          <a href="javascript:;">出行 穿戴</a>
                        </li>
                        <li class="menu-item">
                          <a href="javascript:;">智能 路由器</a>
                        </li>
                        <li class="menu-item">
                          <a href="javascript:;">电源 配件</a>
                        </li>
                        <li class="menu-item">
                          <a href="javascript:;">生活 箱包</a>
                        </li>
                    </ul> 
                </div>
                <!-- 轮播图 -->
                <swiper :options="swiperOption">
                    <swiper-slide v-for="(item,index) in slideList" :key="index">
                        <a v-bind:href="'./#/product/'+item.id">
                        <img v-bind:src="item.img"></a>
                    </swiper-slide>
                    <!-- Optional controls 
                    轮播图左右按钮控件以及下圆点
                    -->
                    <div class="swiper-pagination"  slot="pagination"></div>
                    <div class="swiper-button-prev" slot="button-prev"></div>
                    <div class="swiper-button-next"               slot="button-next"></div>
                </swiper>
               
            </div>
            <!-- 轮播图下方主打商品 -->
            <div class="ads-box">
              <a v-bind:href="'/#/product/'+item.id" v-for="(item,index) in adsList" v-bind:key="index">
                <img v-lazy="item.img " alt="">
              </a>

            </div>
            <!--商品广告横幅 -->  
            <div class="banner">
              <a href="'/#/product/30'">
                <img v-lazy="'/imgs/banner-1.png'" alt="">
              </a>
            </div>
        </div>
        <div class="product-box"><!-- 产品 -->
              <div class="container">
                <h2>手机</h2>
                <div class="wrapper">
                <div class="banner-left">
                  <a href="/#/product/35">
                    <img v-lazy="'/imgs/mix-alpha.jpg'" alt="">
                  </a>
                </div>
                <div class="list-box">
                  <div class="list" v-for="(arr,i) in phoneList" v-bind:key="i">
                    <div class="item" v-for="(item,j) in arr" v-bind:key="j">
                      <span :class="{'new-pro':j%2==0}">新品</span>
                      <div class="item-img">
                        <img v-lazy="item.mainImage" alt="">
                      </div>
                      <div class="item-info">
                        <h3>{{item.name}}</h3>
                        <p>{{item.subtitle}}</p>
                        <p class="price" @click="addCart(item.id)">{{item.price}}元</p>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
              </div>
          </div>
        <service-bar></service-bar>
        <!-- 加入购物车后的弹窗 -->
        <modal 
          title="提示" 
          sureText="查看购物车"
          btnType="1" 
          modalType="middle"
          v-bind:showModal="showModal"
          v-on:submit="goToCart"
          v-on:cancel="showModal=false"
          >
          <template v-slot:body>
            <p>商品添加成功</p>
          </template>
        </modal>
    </div>
</template>
<script>
import ServiceBar from "./../components/ServiceBar";
import Modal from "./../components/Modal";
import { swiper, swiperSlide } from "vue-awesome-swiper";
import "swiper/dist/css/swiper.css";
export default {
  name: "index",
  components: {
    swiper,
    swiperSlide,
    ServiceBar,
    Modal
  },
  data() {
    return {
      swiperOption: {
        //轮播
        autoplay: true,
        loop: true,
        effect: "cube",
        cubeEffect: {
          // 轮播图阴影
          shadowOffset: 100,
          shadowScale: 0.6
        },

        pagination: {
          //轮播图下面的小点
          el: ".swiper-pagination",
          clickable: true
        },
        navigation: {
          //轮播图的左右按钮
          nextEl: ".swiper-button-next",
          prevEl: ".swiper-button-prev"
        }
      },
      slideList: [
        //   轮播图图片
        {
          id: "42",
          img: "/imgs/slider/slide-1.jpg"
        },
        {
          id: "45",
          img: "/imgs/slider/slide-2.jpg"
        },
        {
          id: "46",
          img: "/imgs/slider/slide-3.jpg"
        },
        {
          id: "",
          img: "/imgs/slider/slide-4.jpg"
        },
        {
          id: "",
          img: "/imgs/slider/slide-5.jpg"
        }
      ],
      menuList: [
        //导航菜单列表
        [
          {
            id: 30,
            img: "/imgs/item-box-1.png",
            name: "小米cc9"
          },
          {
            id: 31,
            img: "/imgs/item-box-2.png",
            name: "小米8青春版"
          },
          {
            id: 32,
            img: "/imgs/item-box-3.jpg",
            name: "Redmi k20 pro"
          },
          {
            id: 33,
            img: "/imgs/item-box-4.jpg",
            name: "移动4G专区"
          }
        ],
        [0, 0, 0, 0],
        [0, 0, 0, 0],
        [0, 0, 0, 0],
        [0, 0, 0, 0],
        [0, 0, 0, 0]
      ],
      adsList: [
        //主打商品
        {
          id: 33,
          img: "/imgs/ads/ads-1.png"
        },
        {
          id: 48,
          img: "/imgs/ads/ads-2.jpg"
        },
        {
          id: 45,
          img: "/imgs/ads/ads-3.png"
        },
        {
          id: 47,
          img: "/imgs/ads/ads-4.jpg"
        }
      ],
      phoneList: [],
      showModal:false
    };
  },
  mounted() {
    this.init();
  },
  methods: {
    init() {
      this.axios
        .get("/products", {
          params: {
            categoryId: 100012,
            pageSize: 14
          }
        })
        .then(res => {
          res.list = res.list.slice(6, 14);
          this.phoneList = [res.list.slice(0, 4), res.list.slice(4, 8)];
        });
    },
    addCart(id){
      
      this.axios.post('/carts',{
         productId:id,
         selected:true
      }).then((res)=>{
        this.showModal=true;
        this.$store.dispatch('savecartCount',res.cartTotalQuantity);
      }).catch(()=>{
        this.showModal=true;
      });
    },
    goToCart(){
      this.$router.push('/cart');
    }
  }
};
</script>
<style lang="scss">
@import "./../assets/scss/mixin.scss";
@import "./../assets/scss/config.scss";

.index {
  .swiper-box {
    .nav-menu {
      //导航菜单
      position: absolute;
      width: 264px;
      height: 451px;
      z-index: 9;
      padding: 26px 0;
      box-sizing: border-box;
      background-color: #555858b8;
      .menu-wrap {
        .menu-item {
          height: 50px;
          line-height: 50px;
          a {
            position: relative;
            display: block;
            font-size: 16px;
            color: #ffffff;
            padding-left: 30px;
            &:after {
              @include bgImg(10px, 15px, "/imgs/icon-arrow.png");
              content: "";
              position: absolute;
              right: 30px;
              top: 17.5px;
              counter-reset: "";
            }
          }
          &:hover {
            //引入config.scss文件变量
            background-color: $colorA;
            .children {
              display: block;
            }
          }
          .children {
            display: none;
            width: 962px;
            height: 451px;
            background-color: $colorG;
            position: absolute;
            top: 0;
            left: 264px;
            border: 1px solid $colorH;
            ul {
              display: flex;
              justify-content: space-between;
              height: 75px;
              li {
                height: 75px;
                line-height: 75px;
                flex: 1;
                padding-left: 23px;
              }
              a {
                color: $colorB;
                font-size: 14px;
              }
              img {
                width: 42px;
                height: 35px;
                vertical-align: middle;
              }
            }
          }
        }
      }
    }
    .swiper-container {
      //轮播图容器
      height: 451px;
      .swiper-button-prev {
        left: 274px;
      }
      img {
        width: 100%;
        height: 100%;
      }
    }
  }
  .ads-box {
    display: flex;
    justify-content: space-between;
    margin-top: 14px;
    margin-bottom: 31px;
    a {
      width: 296px;
      height: 167px;
    }
  }
  .banner {
    margin-bottom: 50px;
  }
  .product-box {
    background-color: $colorJ;
    padding: 30px 0 50px;
    h2 {
      font-size: $fontF;
      height: 21px;
      line-height: 21px;
      color: $colorB;
      margin-bottom: 20px;
    }
    .wrapper {
      display: flex;
      .banner-left {
        margin-right: 16px;
        img {
          width: 224px;
          height: 619px;
        }
      }
      .list-box {
        .list {
          @include flex();
          width: 986px;
          margin-bottom: 14px;
          &:last-child {
            margin-bottom: 0;
          }
          .item {
            width: 236px;
            height: 302px;
            background-color: $colorG;
            text-align: center;
            span {
              display: inline-block;
              width: 67px;
              height: 24px;
              font-size: 14px;
              line-height: 24px;
              background-color: $colorG;
              &.new-pro {
                background-color: #7ecf68;
              }
              &.kill-pro {
                background: #e82626;
              }
            }
            .item-img {
              img {
                height: 195px;
                width: 100%;
              }
            }
            .item-info {
              h3 {
                font-size: $fontJ;
                color: $colorB;
                line-height: $fontJ;
                font-weight: bold;
              }
              p {
                color: $colorD;
                line-height: 13px;
                margin: 6px auto 13px;
              }
              .price {
                color: #f20a0a;
                font-size: $fontJ;
                font-weight: bold;
                cursor: pointer;
                &::after {
                  @include bgImg(22px, 22px, "/imgs/icon-cart-hover.png");
                  content: "";
                  margin-left: 5px;
                  vertical-align: middle;
                }
              }
            }
          }
        }
      }
    }
  }
}
</style>


